PF

P. Michael Fletcher

HZ Hitachi Zosen: 3 patents #73 of 531Top 15%
SO Sony: 1 patents #17,262 of 25,231Top 70%
📍 North Reading, MA: #62 of 228 inventorsTop 30%
🗺 Massachusetts: #27,608 of 88,656 inventorsTop 35%
Overall (All Time): #1,216,628 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8735850 Method and apparatus for ebeam treatment of webs and products made therefrom Arthur Somerstein, James Hoffmaster, Michael L. Bufano, Stephen Whittacker Into 2014-05-27
8636949 Electron beam sterilization apparatus Michael L. Bufano, Steven R. Walther, Peter F. Hays, William Frederick Thomson, Arthur Wayne Sommerstein +4 more 2014-01-28
8293173 Electron beam sterilization apparatus Michael L. Bufano, Steven R. Walther, Peter F. Hays, William Frederick Thomson, Arthur Wayne Sommerstein +4 more 2012-10-23
4731537 Electron beam gun Kenneth E. Williams 1988-03-15